package exceptionhomework;

import java.io.FileOutputStream;

public class FinallyDemo {
    public static void main(String[] args) {
        System.out.println("程序开始了");
        try{
            String line=null;
            System.out.println(line.length());
            return;
        }catch(NullPointerException e){
            System.out.println("发生空指针异常并解决");
        }finally {
            System.out.println("finally中的代码执行了");
        }
        System.out.println("程序结束了");
    }
}
